step 1: identify comparison ◦ example: height of tree to the cost step 2: write down rate...
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Skill MaintenancePage 110
Step 1: Identify comparison◦Example: Height of tree to the cost
Step 2: Write down rate proportion ◦Example:
Step 3: Substitute values from problem◦Example:
Step 4: Solve the proportion◦Example:
Solving Rate Problems
Key Phrases:◦ at least
>◦ at most
<◦ no more than
<◦ no less than
>
Translating word statements using > and <
Unit Rate: The value of one of something We use unit rates when comparing price
per unit or price per ounce We will use proportions (two ratios that are
equal) to help us find unit rates
Unit Rate: How much for just one?
Examples in Workbook
Page 108 Problem #3 Page 109 Problem #3
Logic and Number Lines
Apply SkillsPages 111 and 112
Quiz Review
Drawing inequalities on a number line Writing inequality based on a word
statement Write a statement based on an inequality Solve a rate word problem
Quiz Review
Draw the inequality on the number line
I know a have 11 or more cans of Pepsi in my refrigerator.
◦P > 11
Write inequality based on statement
C > 6
◦There are more than 6 chickens on the farm
Write a statement for an inequality.
I drove 200 miles in 5 hours. About how far did I drive in one hour?
◦Compares miles to hours◦Miles / Hours◦ 200 / 5 = X / 1◦X = 40 miles
Rate word problem
HomeworkPages 266 and 267
All ActivitiesAll Problems